Class: TestServer::CommandRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/test_server/command_runner.rb

Instance Method Summary collapse

Constructor Details

#initialize(timeout:) ⇒ CommandRunner

Returns a new instance of CommandRunner.



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# File 'lib/test_server/command_runner.rb', line 14

def initialize(timeout:)
  @timeout = timeout
end

Instance Method Details

#run(command) ⇒ Object 



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# File 'lib/test_server/command_runner.rb', line 18

def run(command)
  # stdout, stderr pipes
  rout, wout = IO.pipe
  rerr, werr = IO.pipe

  result = OpenStruct.new

  begin
    result.pid = Process.spawn(command, :out => wout, :err => werr)
    _, status = Timeout::timeout(timeout) { Process.wait2(result.pid) }

    result.status = status.exitstatus
  rescue Timeout::Error
    Process.kill 'KILL', result.pid
    result.status = 99
  end

  # close write ends so we could read them
  wout.close
  werr.close

  result.stdout = rout.readlines
  result.stderr = rerr.readlines

  # dispose the read ends of the pipes
  rout.close
  rerr.close

  result
end